Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645969 | Photosensitive composition and photosensitive lithographic printing plate | Daisuke Kanazawa, Mitsuru Sasaki, Shinichi Matsubara, Katsuhiko Higashino, Toshiaki Yokoo | 1997-07-08 |
| 5635328 | Light-sensitive lithographic printing plate utilizing o-quinone diazide light-sensitive layer containing cyclic clathrate compound | Katuhiko Higashino, Kaori Fukumuro, Shinichi Matsubara, Mitsuru Sasaki, Katsuko Ohta | 1997-06-03 |